class_docstr: Length Adaptor PostEncoder.
docstr: Get the output size.
docstr_tok: ["Get","the","output","size","."]
code: def output_size(self) -> int:
      """Get the output size."""
      return self.out_sz
  
file_path: espnet/espnet2/asr/postencoder/length_adaptor_postencoder.py
imports: from typing import Optional, Tuple
  import torch
  from typeguard import check_argument_types
  from espnet2.asr.postencoder.abs_postencoder import AbsPostEncoder
  from espnet.nets.pytorch_backend.transformer.subsampling import TooShortUttError
label_desc: Use image node_id 3 for calling the LengthAdaptorPostEncoder obj's underlying member method code with example usage: obj.output_size() and returns: self